Aren/NetBSD
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

correct unsafe use of realloc().

Browse Source
This commit is contained in:
itojun 2003-10-02 19:38:59 +00:00
parent d451ef2606
commit 27ed6671c7
1 changed files with 6 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
lib/libipsec/policy_parse.y
View File

@ -1,5 +1,5 @@
/* $NetBSD: policy_parse.y,v 1.10 2003/07/22 03:32:58 itojun Exp $ */
/* $KAME: policy_parse.y,v 1.14 2003/06/27 03:39:20 itojun Exp $ */
/* $NetBSD: policy_parse.y,v 1.11 2003/10/02 19:38:59 itojun Exp $ */
/* $KAME: policy_parse.y,v 1.15 2003/10/02 19:37:49 itojun Exp $ */
/*
* Copyright (C) 1995, 1996, 1997, 1998, and 1999 WIDE Project.
@ -321,17 +321,19 @@ set_x_request(src, dst)
{
struct sadb_x_ipsecrequest *p;
int reqlen;
caddr_t n;
reqlen = sizeof(*p)
+ (src ? src->sa_len : 0)
+ (dst ? dst->sa_len : 0);
tlen += reqlen; /* increment to total length */
pbuf = realloc(pbuf, tlen);
n = realloc(pbuf, tlen + reqlen);
if (pbuf == NULL) {
__ipsec_errcode = EIPSEC_NO_BUFS;
return -1;
}
tlen += reqlen;
pbuf = n;
p = (struct sadb_x_ipsecrequest *)&pbuf[offset];
p->sadb_x_ipsecrequest_len = reqlen;
p->sadb_x_ipsecrequest_proto = p_protocol;